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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { vi, describe, it, expect, beforeEach, afterEach } from 'vitest';
import { getReleaseVersion } from '../get-release-version';
import { execSync } from 'child_process';
import * as fs from 'fs';
vi.mock('child_process', () => ({
execSync: vi.fn(),
}));
vi.mock('fs', async (importOriginal) => {
const mod = await importOriginal();
return {
...mod,
default: {
...mod.default,
readFileSync: vi.fn(),
},
};
});
describe('getReleaseVersion', () => {
const originalEnv = { ...process.env };
beforeEach(() => {
vi.resetModules();
process.env = { ...originalEnv };
vi.useFakeTimers();
});
afterEach(() => {
process.env = originalEnv;
vi.clearAllMocks();
vi.useRealTimers();
});
it('should calculate nightly version when IS_NIGHTLY is true', () => {
process.env.IS_NIGHTLY = 'true';
const knownDate = new Date('2025-07-20T10:00:00.000Z');
vi.setSystemTime(knownDate);
vi.mocked(fs.default.readFileSync).mockReturnValue(
JSON.stringify({ version: '0.1.0' }),
);
vi.mocked(execSync).mockReturnValue('abcdef');
const { releaseTag, releaseVersion, npmTag } = getReleaseVersion();
expect(releaseTag).toBe('v0.1.0-nightly.250720.abcdef');
expect(releaseVersion).toBe('0.1.0-nightly.250720.abcdef');
expect(npmTag).toBe('nightly');
});
it('should use manual version when provided', () => {
process.env.MANUAL_VERSION = '1.2.3';
const { releaseTag, releaseVersion, npmTag } = getReleaseVersion();
expect(releaseTag).toBe('v1.2.3');
expect(releaseVersion).toBe('1.2.3');
expect(npmTag).toBe('latest');
});
it('should prepend v to manual version if missing', () => {
process.env.MANUAL_VERSION = '1.2.3';
const { releaseTag } = getReleaseVersion();
expect(releaseTag).toBe('v1.2.3');
});
it('should handle pre-release versions correctly', () => {
process.env.MANUAL_VERSION = 'v1.2.3-beta.1';
const { releaseTag, releaseVersion, npmTag } = getReleaseVersion();
expect(releaseTag).toBe('v1.2.3-beta.1');
expect(releaseVersion).toBe('1.2.3-beta.1');
expect(npmTag).toBe('beta');
});
it('should throw an error for invalid version format', () => {
process.env.MANUAL_VERSION = '1.2';
expect(() => getReleaseVersion()).toThrow(
'Error: Version must be in the format vX.Y.Z or vX.Y.Z-prerelease',
);
});
it('should throw an error if no version is provided for non-nightly release', () => {
expect(() => getReleaseVersion()).toThrow(
'Error: No version specified and this is not a nightly release.',
);
});
it('should throw an error for versions with build metadata', () => {
process.env.MANUAL_VERSION = 'v1.2.3+build456';
expect(() => getReleaseVersion()).toThrow(
'Error: Versions with build metadata (+) are not supported for releases.',
);
});
});
describe('get-release-version script', () => {
it('should print version JSON to stdout when executed directly', () => {
const expectedJson = {
releaseTag: 'v0.1.0-nightly.20250705',
releaseVersion: '0.1.0-nightly.20250705',
npmTag: 'nightly',
};
execSync.mockReturnValue(JSON.stringify(expectedJson));
const result = execSync('node scripts/get-release-version.js').toString();
expect(JSON.parse(result)).toEqual(expectedJson);
});
});
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